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<html lang="en">
<head>
  <meta charset="UTF-8">
  <meta name="viewport" content="width=device-width, initial-scale=1.0">
  <title>Document</title>
</head>
<body>
  
  <script type="module">
    import { reactive } from "./reactivity/index.js"

    const obj = reactive({
      name: '张三',
      age: 18
    })

    obj.name = '李四'
    delete obj.age

    console.log(obj)

  </script>
</body>
</html>